//7、int[] arr11 = {1, 2, 3, 4,5,6,7,8,9,0,3,2,4,5,6,7,4,32,2,1,1,4,6,3}; 数组去重
public class Demo7 {
	public static void main(String[] args) {
		int[] arr = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 3, 2, 4, 5, 6, 7, 4, 32, 2, 1, 1, 4, 6, 3 };
	for (int i = 0; i < arr.length; i++) {
			for (int j = i; j < arr.length - 1; j++) {
				if (arr[i] == arr[j + 1]) {
					arr[j + 1] = -1;
				}
			}
		}
		for (int i = 0; i < arr.length; i++) {
			if (arr[i] != -1) {
				System.out.print(arr[i] + "\t");
			}
		}

	}
}
